espinosajoselyn
23.11.2019 •
Mathematics
:
algebra; writing and solving equations:
moira is three years less than half her mother's age. her mother is 76 years old. how old is moira?
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Ответ:
x=1/2y-3
x=1/2(76)-3
x=38-3
x=35
Moira is 35 years old.
Ответ:
32
Step-by-step explanation: since y=5, 4y= 20. 12+20=32